Your 1978 Nissan 620 deserves a K&N! Select the Product Info button below to see everything the air filter fits.

Vehicle

Product

1978 Nissan 620 2.0L L4 CARB - All ModelsTruck

This is the second air filter cartridge I have purchased recently. This is a great product, well made, and simply larger in outside dimension than what is listed. It should work well for me and I am pleased.